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, 2001b, Towards a systemic semiotic approach to multimedia interface design, in K. Liu, R. J. Clarke & P. B. Andersen (eds.), Information, organisation and technology, Dordrecht, Springer, pp. 247-270.
with Liu, K. , Andersen, P.B. (eds) , 2001a, Information, organisation and technology: studies in organisational semiotics, Springer, Dordrecht.